AU7495481A - Antifoaming agents - Google Patents

Antifoaming agents

Info

Publication number
AU7495481A
AU7495481A AU74954/81A AU7495481A AU7495481A AU 7495481 A AU7495481 A AU 7495481A AU 74954/81 A AU74954/81 A AU 74954/81A AU 7495481 A AU7495481 A AU 7495481A AU 7495481 A AU7495481 A AU 7495481A
Authority
AU
Australia
Prior art keywords
antifoaming agents
antifoaming
agents
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU74954/81A
Inventor
Yoshimasa Fukano
Hiroshi Shimizu
Minoru Yoshizawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DuPont Toray Specialty Materials KK
Original Assignee
Toray Silicone Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toray Silicone Co Ltd filed Critical Toray Silicone Co Ltd
Publication of AU7495481A publication Critical patent/AU7495481A/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/02—Foam dispersion or prevention
    • B01D19/04—Foam dispersion or prevention by addition of chemical substances
    • B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
    • B01D19/0409—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing Si-atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/04—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/12—Polysiloxanes containing silicon bound to hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
    • C08G77/16—Polysiloxanes containing silicon bound to oxygen-containing groups to hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/70—Siloxanes defined by use of the MDTQ nomenclature

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
AU74954/81A 1980-09-05 1981-09-04 Antifoaming agents Abandoned AU7495481A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12389980 1980-09-05
JP55123899A JPS5748307A (en) 1980-09-05 1980-09-05 Composition of defoaming agent

Publications (1)

Publication Number Publication Date
AU7495481A true AU7495481A (en) 1982-03-11

Family

ID=14872090

Family Applications (1)

Application Number Title Priority Date Filing Date
AU74954/81A Abandoned AU7495481A (en) 1980-09-05 1981-09-04 Antifoaming agents

Country Status (5)

Country Link
EP (1) EP0047630A1 (en)
JP (1) JPS5748307A (en)
AU (1) AU7495481A (en)
BR (1) BR8105694A (en)
CA (1) CA1155364A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2586210B1 (en) * 1985-08-14 1988-05-13 Air Liquide DEVICE FOR PROTECTION AGAINST OXIDATION AND / OR NITRURATION OF A LIQUID METAL JET AND ITS USE
JPS63182008A (en) * 1987-01-21 1988-07-27 Shin Etsu Chem Co Ltd Manufacture of emulsion-type silicon defoaming agent
CA1331333C (en) * 1988-07-20 1994-08-09 Thomas M. Gentle Antimicrobial antifoam compositions and methods
JPH0328287A (en) * 1989-06-26 1991-02-06 Shin Etsu Chem Co Ltd Continuous preparation of emulsion type silicone antifoaming agent
GB9115590D0 (en) * 1991-07-18 1991-09-04 Dow Corning Sa Improved silicone antifoam
FR2739303B1 (en) * 1995-09-28 1997-12-26 Rhone Poulenc Chimie ANTI-FOAM COMPOSITION BASED ON SILICA AND SILICONE AND ONE OF ITS METHODS OF OBTAINING
KR100421438B1 (en) * 1995-12-29 2004-05-12 고려화학 주식회사 Composition for silicone antifoaming agent
JP3676042B2 (en) * 1997-06-27 2005-07-27 信越化学工業株式会社 Foam suppressant composition
GB0610622D0 (en) 2006-05-31 2006-07-05 Dow Corning Process for making and using foam control compositions
KR20180048439A (en) * 2014-11-22 2018-05-10 산 노프코 가부시키가이샤 Defoaming agent
WO2021167728A1 (en) 2020-02-20 2021-08-26 Dow Silicones Corporation Foam control composition

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3705860A (en) * 1970-09-23 1972-12-12 Basf Wyandotte Corp Antifoam agent
US3923683A (en) * 1971-09-07 1975-12-02 Nalco Chemical Co Amides and hydrophobic silica as antifoams
US4032473A (en) * 1975-06-04 1977-06-28 Associated Chemists, Inc. Water-based defoamer compositions
US4076648A (en) * 1976-06-01 1978-02-28 Union Carbide Corporation Self-dispersible antifoam compositions
US4123383A (en) * 1977-09-19 1978-10-31 Diamond Shamrock Corporation Silica based defoamer compositions having improved stability

Also Published As

Publication number Publication date
BR8105694A (en) 1982-05-25
JPS5748307A (en) 1982-03-19
EP0047630A1 (en) 1982-03-17
JPS641162B2 (en) 1989-01-10
CA1155364A (en) 1983-10-18

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